2212343340234 has 16 divisors (see below), whose sum is σ = 4429873896672. Its totient is φ = 736583244048.

The previous prime is 2212343340199. The next prime is 2212343340257. The reversal of 2212343340234 is 4320433432122.

It is a junction number, because it is equal to n+sod(n) for n = 2212343340195 and 2212343340204.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 216128464 + ... + 216138699.

It is an arithmetic number, because the mean of its divisors is an integer number (276867118542).

Almost surely, 2^{2212343340234} is an apocalyptic number.

2212343340234 is an abundant number, since it is smaller than the sum of its proper divisors (2217530556438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2212343340234 is a wasteful number, since it uses less digits than its factorization.

2212343340234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432268021.

The product of its (nonzero) digits is 82944, while the sum is 33.

Adding to 2212343340234 its reverse (4320433432122), we get a palindrome (6532776772356).

The spelling of 2212343340234 in words is "two trillion, two hundred twelve billion, three hundred forty-three million, three hundred forty thousand, two hundred thirty-four".